[PATCH] msvcrt: Fix round implementation when 24-bit precision is used.

[Piotr Caban]

Signed-off-by: Piotr Caban <piotr(a)codeweavers.com>
---
  dlls/msvcrt/math.c | 42 ++++++++++++++----------------------------
  1 file changed, 14 insertions(+), 28 deletions(-)